add all ch04 readme.zh.md

README.md

@@ -67,7 +67,7 @@ git clone --depth 1 https://github.com/rasbt/LLMs-from-scratch.git
 | 第 1 章：了解大型语言模型 | 无代码 | [./ch01](./ch01/README.zh.md)   |
 | 第 2 章：使用文本数据 | - [ch02.ipynb](ch02/01_main-chapter-code/ch02.ipynb)<br/>- [dataloader.ipynb](ch02/01_main-chapter-code/dataloader.ipynb) (摘要)<br/>- [exercise-solutions.ipynb](ch02/01_main-chapter-code/exercise-solutions.ipynb) | [./ch02](./ch02/README.zh.md) |
 | 第 3 章：编码注意力机制 | - [ch03.ipynb](ch03/01_main-chapter-code/ch03.ipynb)<br/>- [multihead-attention.ipynb](ch03/01_main-chapter-code/multihead-attention.ipynb) (摘要) <br/>- [exercise-solutions.ipynb](ch03/01_main-chapter-code/exercise-solutions.ipynb)| [./ch03](./ch03/README.zh.md) |
-| 第 4 章：从零开始实现 GPT 模型 | - [ch04.ipynb](ch04/01_main-chapter-code/ch04.ipynb)<br/>- [gpt.py](ch04/01_main-chapter-code/gpt.py) (摘要)<br/>- [exercise-solutions.ipynb](ch04/01_main-chapter-code/exercise-solutions.ipynb) | [./ch04](./ch04) |
+| 第 4 章：从零开始实现 GPT 模型 | - [ch04.ipynb](ch04/01_main-chapter-code/ch04.ipynb)<br/>- [gpt.py](ch04/01_main-chapter-code/gpt.py) (摘要)<br/>- [exercise-solutions.ipynb](ch04/01_main-chapter-code/exercise-solutions.ipynb) | [./ch04](./ch04/README.zh.md) |
 | 第 5 章：对未标记数据进行预训练 | - [ch05.ipynb](ch05/01_main-chapter-code/ch05.ipynb)<br/>- [gpt_train.py](ch05/01_main-chapter-code/gpt_train.py) (摘要) <br/>- [gpt_generate.py](ch05/01_main-chapter-code/gpt_generate.py) (摘要) <br/>- [exercise-solutions.ipynb](ch05/01_main-chapter-code/exercise-solutions.ipynb) | [./ch05](./ch05) |
 | 第 6 章：文本分类的微调 | - [ch06.ipynb](ch06/01_main-chapter-code/ch06.ipynb) <br/>- [gpt_class_finetune.py](ch06/01_main-chapter-code/gpt_class_finetune.py) <br/>- [exercise-solutions.ipynb](ch06/01_main-chapter-code/exercise-solutions.ipynb) | [./ch06](./ch06) |
 | 第 7 章：微调以遵循说明 | - [ch07.ipynb](ch07/01_main-chapter-code/ch07.ipynb)<br/>- [gpt_instruction_finetuning.py](ch07/01_main-chapter-code/gpt_instruction_finetuning.py) (摘要)<br/>- [ollama_evaluate.py](ch07/01_main-chapter-code/ollama_evaluate.py) (摘要)<br/>- [exercise-solutions.ipynb](ch07/01_main-chapter-code/exercise-solutions.ipynb) | [./ch07](./ch07) |